%_The following tests are conducted for rails:i) falling weight testii) tensile testiii) hammer testThe compulsory tests are_%

%_The following tests are conducted for rails:i) falling weight testii

1.	%_The following tests are conducted for rails:i) falling weight testii) tensile testiii) hammer testThe compulsory tests are_%
A.	only (i)
B.	(i)and(ii)
C.	(ii) and (iii)
D.	(i) and (iii)
Answer» C. (ii) and (iii)